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defon
3 years ago
15

Please help! This stuff confuses me! Will BA

Mathematics
2 answers:
Scorpion4ik [409]3 years ago
6 0
So, this is kinda similar to the other I helped you with:

<span>So r is the radius of the disk. The area is known and equal to 100Pi; so 

100Pi = Pi r2

Now for r: r = 10 

Circumference = 2 PI r = 20 Pi

I hope this helped!</span>
Brrunno [24]3 years ago
6 0
100Pi = Pi r2
 r = 10 
Circumference = 2 PI r = 20 Pi
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The sum of the series below is 10,900. how many numbers, n, are in the series? 19 20.5 22 23.5 ... 181
JulsSmile [24]

There are 109 terms in given series.

According to the statement

we have given that the sum of series is AP series and

This is 19 20.5 22 23.5 ... 181

And the sum of series is 10,900

Now, we have to find the number of terms in the series.

Then we use the summation formula which is

S = n/2 (a + L)

Substitute the all given values in it like

L = 181

A = 19 and S= 10,900

then

10,900= n/2(19+181)

10,900= n/2(200)

After solve the equation for n

10,900= 100n

n = 10,900 / 100

n = 109

There are 109 terms in given series.

So, There are 109 terms in given series.

Learn more about SERIES here brainly.com/question/6561461

#SPJ1

3 0
2 years ago
Simplify this expression completely: -5r-(6r-1)
Ivenika [448]

\text{Hello there!}\\\\\text{Solve:}\\\\-5r-(6r-1)\\\\\text{Distribute the negative to the numbers inside the parenthesis}\\\\-5r-6r+1\\\\\text{Combine like terms}\\\\-11r+1\\\\\boxed{-11r+1}

7 0
3 years ago
Read 2 more answers
Write the equation....
BaLLatris [955]
1-0/-1-0 = -1
Y- 0 = -(x-0)
Y=-x
Y - 1 = -(x+1)
Y-1= -x-1
Y = -x
5 0
3 years ago
What’s the answer for #11 @HavannaS? Spent 20 min and clueless, thank you!!!!!!
Elis [28]
Angle 2=3, so angle 1=4 because angles ABC & BCD equal 90°. When you add together the angles of a triangle you get 180 and if you could put angle 1 and 4 together it would look like an upward version.



That is the best way I could describe it. Hope that helps.
8 0
3 years ago
Monica’s retirement party cost two dollars, plus an additional three dollars for every guess she invites. If there are 16 guests
lesya692 [45]

Answer:

TWO BUCKS?? ballin on a budget

anyways, if there are 16 guests, the party would cost $50. sounds a lot more correct lol

8 0
3 years ago
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